Home / 27,879.90-41,806.01-10,109.85

Finding the Fourth Proportional to 27,879.90, 41,806.01 and 10,109.85

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Solution

The fourth proportional to 27,879.90, 41,806.01 and 10,109.85 is: 15,159.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,879.90 : 41,806.01 = 10,109.85 : x
  2. Step 2: Convert to fraction form
    27,879.90/41,806.01 = 10,109.85/x
  3. Step 3: Cross multiply
    27,879.90x = 41,806.01 × 10,109.85
  4. Step 4: Simplify right side
    27,879.90x = 422,652,439.65
  5. Step 5: Solve for x
    x = 422,652,439.65/27,879.90
  6. Step 6: Final answer
    x = 15,159.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.